Simple Arduino AD9850 DDS VFO for 80m and 40m
LZ2WSG, KN34PC

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26.04.2018, v3:
Idea by UB3GRM

files: 
ad9850_2_bands_04.zip
ad9850_2_bands_v3.gif
ad9850_2_bands_v3_20180425_230606.jpg
ad9850_2_bands_leds_1.gif
ad9850_2_bands_leds_2.gif

Band 1: 3.500-3.800 MHz
Band 2: 7.000-7.200 MHz
Step: 1000 Hz, 100 Hz, 50 Hz, 10 Hz

Default Frequency 1: 3.650 MHz
Default Frequency 2: 7.120 MHz

LCD 1602 display: x x.xxx.xxx xxx

Band Switch 80m / 40m
VFO Lock Switch